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Nyckel

Free tier

The AI platform for reliable predictions — build custom ML models without the PhD

Free tier available·All audiences·Powered by GPT (OpenAI), Claude (Anthropic), Gemini (Google), CLIP, DINO·API available

Key strengths

Automatic model selection and retrainingActive learning for fast model improvementSupports images, text, and structured dataSOC2 certified and HIPAA compliantNo ML expertise requiredConfidence scores and fast inference
Free tier + paid plans · from $149 USD/mo

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Recent changes

  • Plans updated: Free tier at $0/mo (100 invokes, up to 200 samples, up to 5 functions); Starter at $149/mo (15,000 invokes, up to 30k samples, up to 20 functions); Business at $599/mo (300,000 invokes, up to 600k samples, up to 100 functions); Enterprise with custom pricing. Overage: $0.005/invoke on Free/Starter, $0.001/invoke on Business.
  • Models updated: GPT (OpenAI), Claude (Anthropic), Gemini (Google), CLIP, DINO
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Nyckel is a freemium ML-as-a-service platform that exposes custom classification, detection, and prediction capabilities through REST APIs — no model training expertise required. Under the hood, Nyckel performs automatic model selection and retraining, drawing on a range of foundation models including GPT (OpenAI), Claude (Anthropic), Gemini (Google), CLIP, and DINO depending on the task and data modality. The platform supports images, text, and structured data inputs, and returns confidence scores alongside predictions for downstream decision logic. Active learning surfaces the most impactful samples for labeling, accelerating model improvement with minimal annotation effort. Nyckel is SOC2 certified and HIPAA compliant, making it suitable for regulated workloads. An open-source component is available, and the GitHub repository currently has 3 stars. The platform was founded in 2023.

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